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RULE. — Multiply the length by the breadth, or perpendicular height, and the product will be the area.
Cyclopedia of Architecture: Historical, Descriptive, Typographical ... - Page 281
by Robert Stuart - 1854

## The Tutor's Guide: Being a Complete System of Arithmetic; with Various ...

Charles Vyse - Arithmetic - 1806 - 320 pages
...7"", by 8 Feet, 6', 7". (I2j Multiply 46 Feet, 6 In. 8', 4'", by 6 Feet, 4 In.8', &". t PROBLEM II. To find the Area of a Parallelogram, whether it be a Square, a Rectangle, a Rhombus, or a Rhomboides. RULE. Multiply the Length by the Height or perpendicular Breadth, and the Product will...

## A Course of Mathematics in Two Volumes for the Use of Academies as Well as ...

Charles Hutton - Mathematics - 1807
...the rectangle is said to contain, which in the present case is 12. PROBLEM I. To find the Area of any Parallelogram ,- "whether it be a Square, a Rectangle,...Rhombus, or a Rhomboid. MULTIPLY the length by the perpendicular breadth, or height, and the product will be the area*. EXAMPLES. * The truth of this...

## Mathematics, Volume 1

Samuel Webber - Mathematics - 1808
...fathom 16i feet. or } . . 5\$ yards } 1 pole or rod 40 poles 1 furlong SQJJARE MEASURES. PR0BLEM I. Tojmd the area of a parallelogram ; whether it be a square^ a rectangle, a rhombus, or a rhomboid. RULE.* Multiply the length by the breadth, or a perpendicular height, and the product will be the area....

## The principles of architecture, Volume 1

Peter Nicholson - 1809
...altitude of the square. Hence we have the following rule for any parallelogram whatever. PROBLEM I. To find the area of a parallelogram, whether it be a square, a rectangle, a rhombus, or a rhomboides. Multiply the length by the perpendicular height, and the product will be the area. EXAMPLK...

## A Course of Mathematics: In Three Volumes : Composed for the Use of the ...

Charles Hutton - Mathematics - 1811
...rectangle is said to contain, which in the present case is 12. PROBLEM I. 3*0 fold the Area of any Parallelogram ; whether it be a Square, a Rectangle,...Rhombus, or a Rhomboid. MULTIPLY the length by the perpendicular breadth, or height, and the product will be the area *. EXAMPLES. * The truth of this...

## A Treatise on Surveying, Containing the Theory and Practice: To which is ...

John Gummere - Surveying - 1814 - 346 pages
...survey and finding its area by dividing it into triangles and trapeziums. • • - • PROBLEM I. To find the Area of a Parallelogram, whether it be a Square, a Rectangle, a Rhombus, or a Rhomboides. RULE. Multiply the length by the height or perpendicular breadth, and the product will...

## A general view of the sciences and arts, Volume 1

William Jillard Hort - 1822
...AB, the height of the tower will be found equal to 223-3 lect. MENSURATION OF PLANE FIGURES. Probltm. To find the area of a parallelogram, whether it be a square, a rectangle, a rhombus, or a rhomboid. Rule 1. Multiply the length by the perpendicular breadth, and the product will be the area. a. As the...

## A Course of Mathematics: For the Use of Academies, as Well as Private ...

Charles Hutton - Mathematics - 1822
...rectangle is> said to contain which in the present case is 12. PROBLEM f. To find Ike Area, of any Parallelogram ; whether it be a Square, a Rectangle,...Rhombus, or a Rhomboid. MULTIPLY the length by the perpendicular breadth, or height, and the product will be the area.* EXAMPLES * The truth of this rule...